/Engine/Plugins/Editor/UVEditor/Source/UVEditorTools/Public/Selection/UVToolSelectionAPI.h
Called whenever a tool is ended, for instance to let a context object remove listeners associated with that tool (it shouldn't have to do so, but may choose to for robustness).
virtual void OnToolEnded ( [UInteractiveTool](API\Runtime\InteractiveToolsFramework\UInteractiveTool) * DeadTool )